Vulnerability in OpenStack Keystone
CVE-2014-2237
The memcache token backend in OpenStack Identity (Keystone) 2013.1 through 2.013.1.4, 2013.2 through 2013.2.2, and icehouse before icehouse-3, when issuing a trust token with impersonation enabled, does not include this token in the trustee's token-index-list, which prevents the token from being invalidated by bulk token revocation and allows the trustee to bypass intended access restrictions.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.014 (70.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- OpenStack Keystone — versions 2013.1, 2013.1.1, 2013.1.2
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2014/03/04/16 (mailing-list)
- www.securityfocus.com/bid/65895 (vdb-entry)
- bugs.launchpad.net/keystone/+bug/1260080
- rhn.redhat.com/errata/RHSA-2014-0580.html (vendor-advisory)